Animals that are commonly used in animal-assisted therapy for depression include dogs, cats, horses, and rabbits. Dogs are known for their loyalty and ability to provide emotional support. Cats are often praised for their calming presence and ability to reduce stress. Horses are used in equine therapy for their therapeutic effects on emotional well-being. Rabbits are also gentle animals that can offer comfort and companionship. Ultimately, the best animal for therapy for depression can vary depending on individual preferences and needs.